978076215

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47353}}^1$

素因数の和:47390

約数の個数: 48

約数和(自身を含む): 1861580448

約数和(自身を除く): 883504233

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1377, 2295, 4131, 6885, 20655, 47353, 142059, 236765, 426177, 710295, 805001, 1278531, 2130885, 2415003, 3835593, 4025005, 6392655, 7245009, 11506779, 12075015, 19177965, 21735027, 36225045, 57533895, 65205081, 108675135, 195615243, 326025405, 978076215]

約数ペア:

[(1, 978076215), (3, 326025405), (5, 195615243), (9, 108675135), (15, 65205081), (17, 57533895), (27, 36225045), (45, 21735027), (51, 19177965), (81, 12075015), (85, 11506779), (135, 7245009), (153, 6392655), (243, 4025005), (255, 3835593), (405, 2415003), (459, 2130885), (765, 1278531), (1215, 805001), (1377, 710295), (2295, 426177), (4131, 236765), (6885, 142059), (20655, 47353)]